Term
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Definition
| Movement of a substance across cell membranes into the bloodstream by electrochemical energy |
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Term
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Definition
| A hormone that regulates reabsorption of sodium in the distal convoluted tubule |
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Term
| Maximal reabsorptive capacity |
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Definition
| The maximum reabsorption ability for a solute by renal tubules |
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Term
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Definition
| The osmotic pressure of a solution expressed in milliosmols per kilogram; it is affected only by the number of particles present |
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Term
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Definition
| Movement of molecules across a membrane by diffusion because of a physical gradient |
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Term
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Definition
| Epithelial cells of the inner lining of Bowman's capsule that contain footlike processes |
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Term
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Definition
| Plasma concentration of a substance at which active transport stops and increased amounts are excreted in the urine |
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Term
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Definition
| The inability to produce an acidic urine in the presence of metabolic acidosis |
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Term
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Definition
| Proteolytic enzyme produced by the kidney that reacts with angiotensinogen to produce angiotensin to increase blood pressure |
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Term
| Renin-angiotensin-aldosterone system |
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Definition
| Regulates flow of blood to and within the kidneys by responding to changes in blood pressure and plasma sodium content |
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Term
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Definition
| Hydrogen ions in the urine that canbe quantitated by titration with a base to a pH of 7.4 |
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Term
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Definition
| Substances moved from the tubular filtrate into the blood by active or passive transport |
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Term
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Definition
| The passage of substances from the blood in the peritubular capillaries to the tubular filtrate |
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Term
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Definition
| Antidiuretic hormone that regulates reabsorption of water by the collecting ducts |
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